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N0. 6l7,465 Patented-Jan. [0, |899.

J. R. HOYLE 8:. H. CULBUHN. BEARING FUR COMBlNG MACHINE ROLLERS.

(Application filed Mar. 5, 1898.)

(No Model.) 2Sheets-Sheet1.

La Wm, +02% No. 6I7,465. Patented Jan. l0, I899;

' J. R. HUYLE &. H. COLBURN.

BEARING FOR COMBINE MACHINE ROLLERS.

(Application filed Mar. 5, 1898.)

(No Model.) 2 She ets- Sheet 2.

m: nomus mini no.) mam-1.0610,; wnsumovou. n b.

UNITED STATES PATENT I OFFICE.

JAMES RAMSDEN HOYLE AND HEBDEN COLBURN, OF KEIGHLEY, ENGLAND.

BEARING FOR COMBlNG-MACHINE ROLLERS.

SPECIFICATION formingpart of Letters Patent No. 617,465, dated January10, 1899.

Application filed March 5, 1898. Serial No. 672,680. (No model.)

To all whom it may concern.-

Be it known that we, JAMES RAMSDEN HOYLE and HEBDEN GOLBURN, subjects ofthe Queen of Great Britain, residing at Keighley, in the county of York,England, have invented an Improvement in Bearings for Combing-MachineRollers, of which the following is a specification.

In connection with the bearings for the drawing-off rollers forcombing-machines used in the treatment of fibrous substances a greatdifficulty has heretofore been experi enced by the rapid deteriorationof the bushes or movable bearings through or in which the rollers shaftsrotate by reason of the guidingsurfaces formed thereon beingconsiderably limited in extent, while the rollers are at all timessubjected to such vibrations, and that against the pressure of theirsprings, as to be very damaging to their bearings as heretoforeconstructed. To obviate this defect and produce bearings which shallallow all the necessary freedom for the movements of the rollers and yetbe so constructed as to counteract the damaging forces they have towithstand is the object of this invention, and this object we attain bythe mechanism hereinafter described, and as illustrated by theaccompanyingsheets of drawings, in which Figure 1 is a view as seen fromabove of the parts of a combing-machine necessary to show theapplication of our invention. Figs. 2 and 3 are side and end views ofthe rollers mounted in our improved bearings, the same drawn to anenlarged scale. Fig. 4 is a sectional view on line A B of parts shown byFig. 3. Fig. 5 is a drawing in detail, showing a part hereinafterexplained.

We attain the object of our invention by forming a sleeve (1 on orsecuring it to the sliding bearing-block 6, this sleeve being arrangedto take over the guiding-rod 0, secured to the bearings, on the one sideand slide against the bearing part d on the other side of it bythese'means, while we are enabled to employ the usual sliding block f,screw g, and spring h for their well-known pressure-transmittingpurposes. We so secure the block b that it is firmly held against thetendency it has to revolve with the shaft 70 of its roller m, and it iswell known that this tendency to revolve (which tendency is greatlyincreased by the vibratory motions of the roller m, which is fluted andacts or is pressed against the other fluted roller 1)) adds greatly tothe source from which deterioration is caused.

We are aware that without departing from the nature of our inventionmore than one of these rods 0 maybe employed and that they may besomewhat differently arranged to that shown by the accompanyingdrawings. However, we prefer the arrangement herein described. ThereforeWhat we claim as of our invention, and desire to secure by LettersPatent, is

In bearings of the class described, the combination of a roll-journal, abearing-frame having a guiding portion andaparallel guiderod attached tothe frame, a bearing-block embracing the roll-journal and formed toslide against said guiding portion and having an elongated guidingextension embracing the guide-rod, and adjusting means for saidbearing-block comprising the sliding block f, screw g, and spring hsurrounding said screw and abutting the bearing-frame and block f.

JAMES RAMSDEN I-IOYLE. HEBDEN COLBURN.

Witnesses:

SAMUEL HEY, JOHN WHITEHEAD.

